.ji-bg-l{
    border-bottom-left-radius: 100px;
    border-top-left-radius: 100px;
    border-left: 1px solid #000000;
    width: 100px;
    height: 200px;
    float: left;
}
.ji-bg-r{
    border-bottom-right-radius: 100px;
    border-top-right-radius: 100px;
    border-right: 1px solid #000000;
    width: 100px;
    height: 200px;
    float: left;
}